Authors
1 Chronic Respiratory Diseases Research Center, Department of Pulmonary and Sleep Medicine, National Research Institute of Tuberculosis and Lung Diseases (NRITLD), Shahid Beheshti University of Medical Sciences, Tehran, Iran
2 Medical Director, Saint Helena Hospital ICU & Department of Respiratory Care, Napa, CA, USA
3 Tracheal Diseases Research Center, NRITLD, Shahid Beheshti University of Medical Sciences, Tehran, Iran,
4 Tobacco Prevention and Control Research Center, NRITLD, Shahid Beheshti University of Medical Sciences,Tehran, Iran
Abstract
Keywords